Home / 39,132,347,012.40-58,729,131,520.20-18,173,376,854.40

Finding the Fourth Proportional to 39,132,347,012.40, 58,729,131,520.20 and 18,173,376,854.40

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Solution

The fourth proportional to 39,132,347,012.40, 58,729,131,520.20 and 18,173,376,854.40 is: 27,274,281,277.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,132,347,012.40 : 58,729,131,520.20 = 18,173,376,854.40 : x
  2. Step 2: Convert to fraction form
    39,132,347,012.40/58,729,131,520.20 = 18,173,376,854.40/x
  3. Step 3: Cross multiply
    39,132,347,012.40x = 58,729,131,520.20 × 18,173,376,854.40
  4. Step 4: Simplify right side
    39,132,347,012.40x = 1,067,306,639,448,216,174,592
  5. Step 5: Solve for x
    x = 1,067,306,639,448,216,174,592/39,132,347,012.40
  6. Step 6: Final answer
    x = 27,274,281,277.07

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.